chromalveolates see Supergroup Chromalveolata Adl et al., 2005
   Kingdom Protozoa Goldfuss, 1818 - protozoa
     Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991
       Phylum Myzozoa Cavalier-Smith & Chao, 2004 see Subphylum Myzozoa Cavalier-Smith & Chao, 2004
         Subphylum Dinozoa Cavalier-Smith, 1981 see Infraphylum Dinozoa Cavalier-Smith, 1981
           Infraphylum Dinoflagellata Bütschli, 1885 see Superclass Dinoflagellata Bütschli, 1885
             Superclass Syndina Cavalier-Smith, 1993 [monotypic] see Superclass Dinoflagellata Bütschli, 1885
               Class Syndinea Chatton, 1920 [monotypic]
                 1 Genus Amoebophrya Koeppen, 1894 see Genus Amoebophrya Koeppen (1894)
                 2 ?Genus Hematodinium Chatton & Poisson, 1930 see Genus Hematodinium Chatton & R. Poisson (1930)